The California State Capitol

Form 990-PFTax year 2024EIN 47-4990743

Guillermo J Valenzuela Foundation

A private foundation in Woodland Hills, CA. Its return for tax year 2024 lists 11 grants and $509,383 paid in grants.

Tax year 2024 (period ending Jul 31, 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

How to apply

Preselected only

The return checks the box saying the foundation gives only to preselected organizations and does not accept unsolicited requests.

Assets and giving by year

7 returns on file
Grants paid by tax year. The latest year is in blue.
  • Tax year 2024

    $509,383

    Grants listed
    11
    Assets, end of year
    $4,320,679
  • Tax year 2023

    $271,000

    Grants listed
    9
    Assets, end of year
    $3,533,145
  • Tax year 2022

    $1,560,691

    Grants listed
    22
    Assets, end of year
    $3,408,639
  • Tax year 2021

    $50,000

    Grants listed
    1
    Assets, end of year
    $4,847,829
  • Tax year 2020

    $253,250

    Grants listed
    12
    Assets, end of year
    $5,368,030
  • Tax year 2019

    $587,700

    Grants listed
    14
    Assets, end of year
    $4,348,794
  • Tax year 2018

    $304,917

    Grants listed
    12
    Assets, end of year
    $5,100,624

Grants paid in 2024

11 grants, largest first

As listed on the return.

  1. Universidad Austral de ChileValdivia, Chile

    Expendinture responsibility grant for research related to pregnancy physiology

    $300,000
  2. Universidad Austral de ChileValdivia, Chile

    Expendinture responsibility grant for research related to pregnancy physiology

    $41,000
  3. Catholic Charities San BernardinoSN Bernrdno, CA

    General operating support

    $30,000
  4. Arrowhead Regional Medical Ctr FoundationColton, CA

    Sponsorship of gala

    $25,000
  5. Arrowhead Regional Medical Ctr FoundationColton, CA

    Sponsorship of golf classic

    $25,000
  6. Desert Sanctuary IncBarstow, CA

    General operating support of domestic violence sheleter

    $25,000
  7. Southern California Public RadioPasadena, CA

    Health care news desk

    $20,000
  8. Ujima IncUpland, CA

    Scholarship fund & operating expenses

    $20,000
  9. David A Paige FoundationRiverside, CA

    Operating expenses

    $10,000
  10. Cal MattersSacramento, CA

    Support for general mission

    $9,383
  11. Ujima IncUpland, CA

    Scholarship fund & operating expenses

    $4,000

Where the money goes

By cause: grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Human services1 grant $25,00036% of the total
  2. Education2 grants $24,00035% of the total
  3. Arts and culture1 grant $20,00029% of the total

By State

Grants to organizations with a US address, latest year.

  1. California9 grants $168,383

Officers, directors and trustees

3 people as filed

As filed on the return, with average hours per week and pay from the foundation.

  • Guillermo J Valenzuela MDPRESIDENT Hours 8Pay $0
  • John HanuszSECRETARY Hours 3Pay $0
  • John HanuszTREASURER Hours 3Pay $0

The return

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